the dusty winter road is sprinkled with reagents. protecting the environment, harming the planet. dirty roadway at home, photo

abrasive against anti background bad black building calcium cars chemicals chloride chlorides cold conditions deicing dicing dirt dirty embankment horizontal ice icing magnesium material mud outdoor pavement people petersburg reagent reagents road salt sidewalk silhouette snow snowflakes snowstorm sodium stone street surface technical texture time weather wet winter